package com.dhc.redpacket.advice;

import org.springframework.core.MethodParameter;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

/**
 * 统一的数据处理
 *
 * @author tanxin
 */
@ControllerAdvice
public class MyResponseBodyAdvice implements ResponseBodyAdvice<Object> {

  @Override
  public boolean supports(MethodParameter returnType, Class<? extends HttpMessageConverter<?>> converterType) {
    // 暂时所有的都不拦截
    return true;
  }

  @Override
  public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType,
                                Class<? extends HttpMessageConverter<?>> selectedConverterType, ServerHttpRequest request,
                                ServerHttpResponse response) {
    if (body instanceof com.dhc.redpacket.common.ResponseBody) {
      return body;
    }
    return com.dhc.redpacket.common.ResponseBody.successResponse("ok", body);
  }
}
